diff --git a/drivers/staging/comedi/drivers/addi-data/addi_amcc_s5933.h b/drivers/staging/comedi/drivers/addi-data/addi_amcc_s5933.h
index d288289143eaf66c172f19ae1f0884e0ad5dfae3..f96b1289cdfc72e292dbc07fd10dcf6c358f2b0f 100644
--- a/drivers/staging/comedi/drivers/addi-data/addi_amcc_s5933.h
+++ b/drivers/staging/comedi/drivers/addi-data/addi_amcc_s5933.h
@@ -261,6 +261,9 @@ void v_pci_card_list_init(unsigned short pci_vendor, char display)
 			pci_vendor = i_ADDIDATADeviceID[i_Count];
 			if (pcidev->vendor == pci_vendor) {
 				amcc = kmalloc(sizeof(*amcc), GFP_KERNEL);
+				if (amcc == NULL)
+					continue;
+
 				memset(amcc, 0, sizeof(*amcc));
 
 				amcc->pcidev = pcidev;
diff --git a/drivers/staging/comedi/drivers/addi-data/amcc_s5933_58.h b/drivers/staging/comedi/drivers/addi-data/amcc_s5933_58.h
index b76f877f250ac08e4bc4a6ed17a2a5fb18df5ff4..49141b3558e1c86cce425e08ea860987db3a7a2a 100644
--- a/drivers/staging/comedi/drivers/addi-data/amcc_s5933_58.h
+++ b/drivers/staging/comedi/drivers/addi-data/amcc_s5933_58.h
@@ -254,6 +254,9 @@ void v_pci_card_list_init(unsigned short pci_vendor, char display)
 	pci_for_each_dev(pcidev) {
 		if (pcidev->vendor == pci_vendor) {
 			amcc = kmalloc(sizeof(*amcc), GFP_KERNEL);
+			if (amcc == NULL)
+				continue;
+
 			memset(amcc, 0, sizeof(*amcc));
 
 			amcc->pcidev = pcidev;